package com.otto.reggie.config;

import com.otto.reggie.common.JacksonObjectMapper;
import lombok.extern.slf4j.Slf4j;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.converter.HttpMessageConverter;
import org.springframework.http.converter.cbor.MappingJackson2CborHttpMessageConverter;
import org.springframework.http.converter.json.MappingJackson2HttpMessageConverter;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurationSupport;

import java.util.List;

/**
 * 静态资源映射
 * 作者：otto
 * 时间：2022-07-18 17:51:51
 */
@Slf4j
@Configuration
public class WebMvcConfig extends WebMvcConfigurationSupport {
    /**
     * 设置静态资源映射
     * @param registry
     */
    @Override
    protected void addResourceHandlers(ResourceHandlerRegistry registry){
        log.info("开始静态资源映射!");
        registry.addResourceHandler("/backend/**")
                .addResourceLocations("classpath:/backend/");
        log.info("backend静态资源映射完成!");
        registry.addResourceHandler("/front/**")
                .addResourceLocations("classpath:/front/");
        log.info("front静态资源映射完成!");
//        super.addResourceHandlers(registry);
    }

    /**
     * 扩展mvc框架消息转换器
     * @param converters
     */
    @Override
    protected void extendMessageConverters(List<HttpMessageConverter<?>> converters) {
        //创建消息转换器对象
        MappingJackson2HttpMessageConverter messageConverter = new MappingJackson2HttpMessageConverter();
        //设置对象转换器，底层使用Jackson将Java对象转为json
        messageConverter.setObjectMapper(new JacksonObjectMapper());
        //将上面的消息对象转换器追加到mvc框架的转换器集合中
        converters.add(0,messageConverter);
    }
}
